A contact element comprises a contact box extending in a longitudinal direction of the contact element and delimiting a receptacle. The contact box includes a first box section, a second box section, a third box section arranged opposite the first box section, and a fourth box section arranged opposite the second box section. The second box section and the fourth box section each connect the first box section to the third box section. The first box section and the third box section are each configured in an elastic manner and the second box section and the fourth box section are each configured in a rigid manner. The second box section and the fourth box section are each inclined with respect to the first box section.